The guarantee that the message sent is the message received, and that the message was not
intentionally or unintentionally altered is?

A.
Integrity

B.
Confidentiality

C.
Availability

D.
Identity

Explanation:
Here are 2 definitions for Data Integrity:
Availability refers to get access to data when and where you need it. Confidentiality deals with
encryption and data protection against third party interception. Identity deals with authentication.